1. D. Price, Thermochim. Acta 367, 253–262 (2001)
2. K. Chatterjee, D. Dollimore, K. Alexander, Thermochim. Acta 392, 107–117 (2002)
3. K. Hilpert, Structure and Bonding (Springer, Berlin, 1997)
4. S. Neuenfeld, J. Zerweck, Rueckblick GEFTA Jahrestagung (1999).
http://www.gefta.org
. Accessed 26 June 2017
5. NIST chemistry webbook.
http://www.webbook.nist.gov
. Accessed 27 June 2017